Diff Report
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\HeaderBag::set

Symfony\Component\HttpFoundation\HeaderBag::setRun #519a4774889ddRun #519a4887d3a25DiffDiff%
Number of Function Calls28 28 0 0.0%
Incl. Wall Time (microsec)3,428 17,291 13,863 404.4%
Incl. Wall Time (microsec) per call 122 618 495 404.4%
Excl. Wall Time (microsec)1,898 9,474 7,576 399.2%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)30,984 30,984 0 0.0%
Incl. MemUse (bytes) per call 1,107 1,107 0 0.0%
Excl. MemUse (bytes)9,680 9,680 0 0.0%
Incl. PeakMemUse (bytes)17,248 15,608 -1,640 -9.5%
Incl. PeakMemUse (bytes) per call 616 557 -59 -9.5%
Excl. PeakMemUse (bytes)9,352 8,064 -1,288 -13.8%

Parent/Child Regression/Improvement report for Symfony\Component\HttpFoundation\HeaderBag::set [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Symfony\Component\HttpFoundation\HeaderBag::set0 N/A% 13,863 0.1% 0 0.0% 0 0.0% -1,640 -109.0%
Exclusive Metrics Diff for Current Function7,576 54.6% 0 N/A% 0 N/A% -1,288 -78.5%
Parent functions
Symfony\Component\HttpFoundation\ResponseHeaderBag::set0 N/A% 7,139 51.5% 0 N/A% 0 N/A% 128 7.8%
Symfony\Component\HttpFoundation\HeaderBag::__construct0 N/A% 6,285 45.3% 0 N/A% 0 N/A% 0 0.0%
Drupal\Core\HttpKernel::handle0 N/A% 439 3.2% 0 N/A% 0 N/A% -1,768 -107.8%
Child functions
array_values0 N/A% 1,597 11.5% 0 N/A% 0 N/A% -352 -21.5%
Symfony\Component\HttpFoundation\HeaderBag::parseCacheControl0 N/A% 1,590 11.5% 0 N/A% 0 N/A% 0 0.0%
strtolower0 N/A% 1,577 11.4% 0 N/A% 0 N/A% 0 0.0%
strtr0 N/A% 1,523 11.0% 0 N/A% 0 N/A% 0 0.0%